Store credentials in a proper vault, accessed by short‑lived tokens and environment variables at runtime. Avoid hardcoding secrets into scripts, docs, or screenshots. Rotate regularly, log usage sparingly, and audit for stale access. This quiet investment prevents panicked hunts later and keeps personal automations trustworthy as they grow in scope.
Grant each workflow only the minimal permissions required, separated by account and purpose. Scopes beat blanket access, and temporary elevation beats permanent power. Document what each automation touches, then verify quarterly. If a key leaks, damage is contained, and recovery becomes a routine checklist rather than a catastrophic guessing game.
Map where your notes, attachments, and messages live, and define retention by default. Redact sensitive text before sending to external services, or use local models when possible. Prefer exports in open formats. These habits protect dignity and future flexibility, ensuring convenience never silently trades away what matters most to you.
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